Dynamic_cast的效率问题 dynamic_cast的作用：在derived class身上执行derived class 执行函数，手头只有指向base的pointer或reference.方案一：class Window{...};class SpecialWindow:public Window{public:void blink();...}; typedef std::vecto iterator 2023-11-02 152 点赞 2 评论 230 浏览
